Use &copy; instead of (C) in README.
Remove patrec's dep on noir.session by moving keep-cadence.
Change cadence? validator to cadence-for?.
Change get-auth to current-user.
Define new model functions:

phrase-complet-for-user
count-cadences
get-cadences
keep-cadence as well as some private helpers.
Remove cadence saving logic from profile.
Tone down javascript actions on training completion.
Rewrite training and training-post.